Right Onsen › Tokyo › Ota City
Omori-yu
3.9★ · 149 Google ratings · Ota City, Tokyo · 大森湯
✓ Day visitors✓ Sauna
Before you go
Can you bathe here?
Day visitors
✓ YesFrom the facility's listing
Hours
14:00–23:00From the facility's listing
Closed
TuesdayWeekly closing days from the listing
Tattoos
? Call aheadNo policy stated in the 33 recent reviews we read
How we know this
- Day visitors: Listed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise. · from the listing category
The bath
What you’ll find
A retro Tokyo sento nicknamed 'Yaba-mori' famous for extremely hot baths and a very hot sauna (around 118°C) with an icy cold plunge; cash only and no shower soap provided.
Bath setup
Outdoor bath
✕ NoReported by two visitors
Sauna
✓ YesConfirmed by recent visitor reports
Cold bath
✓ YesConfirmed by recent visitor reports
Rest area
✓ YesReported by two visitors
How we know this
- Outdoor bath: Reviewers from 2025-2026 note there is no outdoor air/rest area, only an indoor cooldown space. · 2 visitors, Feb 2026
- Sauna: Visitors from 2024-2026 describe an extra-fee sauna reaching roughly 105-120°C, considered one of the hottest in Tokyo. · 3 visitors, Mar 2025 – Mar 2026
- Cold bath: Reviewers consistently describe a very cold plunge bath, around 13-16°C, used after the hot sauna. · 3 visitors, Sep 2024 – Mar 2026
- Rest area: There is a small rest area, including a sauna break corner near the changing room, mentioned in 2025-2026 reviews. · 2 visitors, Jan 2026 – Feb 2026
Guide
Good to know
Hair dryer
Hair dryers are available but cost around 20 yen per use, noted in 2025 and 2024 reviews.
Reported by two visitorsPayment
Multiple visitors from 2024-2026 note the bath accepts cash only.
Confirmed by recent visitor reportsSauna
Visitors from 2024-2026 describe an extra-fee sauna reaching roughly 105-120°C, considered one of the hottest in Tokyo.
Confirmed by recent visitor reportsSoap & shampoo
Shampoo and body soap are not provided at the washing stations from 2025-2026, but a 2025 review notes they can be purchased if needed.
Confirmed by recent visitor reportsPractical
What you need
Soap & shampoo
For sale at the counterConfirmed by recent visitor reports
Payment
✕ Cash onlyConfirmed by recent visitor reports
Hair dryer
✓ YesReported by two visitors
How we know this
- Soap & shampoo: Shampoo and body soap are not provided at the washing stations from 2025-2026, but a 2025 review notes they can be purchased if needed. · 3 visitors, Dec 2024 – Mar 2026
- Payment: Multiple visitors from 2024-2026 note the bath accepts cash only. · 3 visitors, Oct 2024 – Jan 2026
- Hair dryer: Hair dryers are available but cost around 20 yen per use, noted in 2025 and 2024 reviews. · 2 visitors, Oct 2024 – Jul 2025
Timing
When to go
Quietest Thursday around 14:00. Busiest Sunday around 19:00.
| 8A | 9A | 10A | 11A | 12P | 13P | 14P | 15P | 16P | 17P | 18P | 19P | 20P | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MO | |||||||||||||
| TU | |||||||||||||
| WE | |||||||||||||
| TH | |||||||||||||
| FR | |||||||||||||
| SA | |||||||||||||
| SU |
Quiet Busy
Based on Google visit patterns, not a forecast.
Weekly hours
| Day | Hours |
|---|---|
| Monday | 14:00–23:00 |
| Tuesday | Closed |
| Wednesday | 14:00–23:00 |
| Thursday | 14:00–23:00 |
| Friday | 14:00–23:00 |
| Saturday | 14:00–23:00 |
| Sunday | 14:00–23:00 |
Closed Tuesday.
Getting there
How to get there
Nearest station
OmorimachiAbout 2 min on foot, 0.2 km in a straight line
Address
3 Chome-8-17 Omorinishi, Ota City, Tokyo 143-0015From the facility's listing
Show a driver
大森湯The name in Japanese, for a taxi or at the counter
Phone
+813-3764-7844Japanese-speaking. For tattoos or private baths a call is the only sure answer
The map loads only when you ask for it and connects your browser to Google.
Nearby
Other baths close by
Find another
Not the right bath?
Where are you starting from?
More options
What matters
Contribute
Been here recently?
Help other visitors with fresh information about Omori-yu. Everything below is optional except the last box.
Questions
Common questions
Can I visit Omori-yu without staying overnight?
Listed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise.
